package com.etc.stringdemo;

/**
 * @author: knowno
 * @create: 2024-09-09 15:31
 * @Version 1.0
 **/
public class TestStringBuilder {
    public static void main(String[] args) {

        StringBuilder stringBuilder = new StringBuilder();


//        public StringBuilder append(String str) {
//            super.append(str);
//            return this;
//        }
//
        stringBuilder.append("abc");


    }
}
